Additional info: BUG: unable to handle kernel NULL pointer dereference at (null) IP: [<ffffffff812dad90>] __blk_segment_map_sg+0x70/0x1d0 PGD 64862067 PUD 3ee02067 PMD 0 Oops: 0000 [#1] SMP Modules linked in: tun vfat fat mmc_block ppdev parport_pc parport fuse 8021q garp stp llc fcoe libfcoe libfc scsi_transport_fc scsi_tgt be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i cxgb3 mdio libcxgbi ib_iser rdma_cm ib_addr iw_cm ib_cm ib_sa ib_mad ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi rfcomm bnep ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack btusb bluetooth iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant coretemp kvm_intel kvm microcode uvcvideo videobuf2_vmalloc cdc_ether videobuf2_memops videobuf2_core usbnet videodev mii cdc_wdm cdc_acm media snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device i2c_i801 arc4 r592 memstick lpc_ich mfd_core snd_pcm iwldvm mac80211 iwlwifi snd_page_alloc snd_timer cfg80211 mei thinkpad_acpi e1000e snd soundcore rfkill uinput btrfs zlib_deflate libcrc32c sdhci_pci sdhci mmc_core firewire_ohci firewire _core crc_itu_t yenta_socket wmi i915 video i2c_algo_bit drm_kms_helper drm i2c_core CPU 1 Pid: 9316, comm: mmcqd/0 Not tainted 3.8.13-100.fc17.x86_64 #1 LENOVO 276552G/276552G RIP: 0010:[<ffffffff812dad90>] [<ffffffff812dad90>] __blk_segment_map_sg+0x70/0x1d0 RSP: 0018:ffff880115c81c48 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff880131da2080 RCX: 0000000000001000 RDX: 0000000000000000 RSI: ffff880131da2080 RDI: 0000000000000000 RBP: ffff880115c81c98 R08: ffff880115c81ce0 R09: ffff880115c81cd0 R10: 0000000000000000 R11: 00000000000080e8 R12: ffff880115c81ce0 R13: ffff880115c81cd8 R14: ffff880115c81cd0 R15: ffff880131432ee0 FS: 0000000000000000(0000) GS:ffff88013bc80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000000 CR3: 000000003ee00000 CR4: 00000000000407e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process mmcqd/0 (pid: 9316, threadinfo ffff880115c80000, task ffff88000f900000) Stack: ffff880072ea1800 000000010eb054b9 0000000000000000 ffff88013bc13d80 ffff880115c81d78 ffff880131da2000 ffff880131432ee0 ffff880131da2090 ffff880115c81cd4 0000000000000001 ffff880115c81d18 ffffffff812db053 Call Trace: [<ffffffff812db053>] blk_rq_map_sg+0x93/0x1e0 [<ffffffffa08b76c1>] mmc_queue_map_sg+0xa1/0xb0 [mmc_block] [<ffffffffa08b466f>] mmc_blk_rw_rq_prep+0x1ff/0x4a0 [mmc_block] [<ffffffffa08b54a9>] mmc_blk_issue_rw_rq+0x89/0x3c0 [mmc_block] [<ffffffff810940a0>] ? try_to_wake_up+0x2d0/0x2d0 [<ffffffffa08b5b0b>] mmc_blk_issue_rq+0x1bb/0x4f0 [mmc_block] [<ffffffff812d6583>] ? blk_start_request+0x33/0x50 [<ffffffffa08b6cdd>] mmc_queue_thread+0x5d/0x150 [mmc_block] [<ffffffffa08b6c80>] ? mmc_alloc_sg+0x70/0x70 [mmc_block] [<ffffffff81081fa0>] kthread+0xc0/0xd0 [<ffffffff81010000>] ? perf_trace_xen_cpu_write_gdt_entry+0xa0/0x100 [<ffffffff81081ee0>] ? kthread_create_on_node+0x120/0x120 [<ffffffff816587ec>] ret_from_fork+0x7c/0xb0 [<ffffffff81081ee0>] ? kthread_create_on_node+0x120/0x120 Code: 00 85 c0 49 8b 00 75 63 48 85 c0 0f 84 ea 00 00 00 48 83 20 fd 89 4d c0 49 8b 3c 24 e8 0a bd 02 00 8b 4d c0 48 89 c2 49 89 04 24 <48> 8b 02 48 8b 33 8b 7b 0c 83 e0 03 40 f6 c6 03 0f 85 3b 01 00 RIP [<ffffffff812dad90>] __blk_segment_map_sg+0x70/0x1d0 RSP <ffff880115c81c48> CR2: 0000000000000000
Created attachment 770129 [details] File: dmesg
Fedora 17 changed to end-of-life (EOL) status on 2013-07-30. Fedora 17 is no longer maintained, which means that it will not receive any further security or bug fix updates. As a result we are closing this bug. If you can reproduce this bug against a currently maintained version of Fedora please feel free to reopen this bug against that version. Thank you for reporting this bug and we are sorry it could not be fixed.